65512234 has 16 divisors (see below), whose sum is σ = 102713472. Its totient is φ = 31279248.

The previous prime is 65512217. The next prime is 65512253. The reversal of 65512234 is 43221556.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49627 + ... + 50929.

It is an arithmetic number, because the mean of its divisors is an integer number (6419592).

Almost surely, 2^65512234 is an apocalyptic number.

65512234 is a deficient number, since it is larger than the sum of its proper divisors (37201238).

65512234 is a wasteful number, since it uses less digits than its factorization.

65512234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421.

The product of its digits is 7200, while the sum is 28.

The square root of 65512234 is about 8093.9628118740. The cubic root of 65512234 is about 403.1259942607.

The spelling of 65512234 in words is "sixty-five million, five hundred twelve thousand, two hundred thirty-four".